79978320

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1$

素因数の和:690

約数の個数: 160

約数和(自身を含む): 280458240

約数和(自身を除く): 200479920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 61, 72, 80, 90, 108, 120, 122, 135, 144, 180, 183, 216, 240, 244, 270, 305, 360, 366, 432, 488, 540, 549, 607, 610, 720, 732, 915, 976, 1080, 1098, 1214, 1220, 1464, 1647, 1821, 1830, 2160, 2196, 2428, 2440, 2745, 2928, 3035, 3294, 3642, 3660, 4392, 4856, 4880, 5463, 5490, 6070, 6588, 7284, 7320, 8235, 8784, 9105, 9712, 10926, 10980, 12140, 13176, 14568, 14640, 16389, 16470, 18210, 21852, 21960, 24280, 26352, 27315, 29136, 32778, 32940, 36420, 37027, 43704, 43920, 48560, 54630, 65556, 65880, 72840, 74054, 81945, 87408, 109260, 111081, 131112, 131760, 145680, 148108, 163890, 185135, 218520, 222162, 262224, 296216, 327780, 333243, 370270, 437040, 444324, 555405, 592432, 655560, 666486, 740540, 888648, 999729, 1110810, 1311120, 1332972, 1481080, 1666215, 1777296, 1999458, 2221620, 2665944, 2962160, 3332430, 3998916, 4443240, 4998645, 5331888, 6664860, 7997832, 8886480, 9997290, 13329720, 15995664, 19994580, 26659440, 39989160, 79978320]

約数ペア:

[(1, 79978320), (2, 39989160), (3, 26659440), (4, 19994580), (5, 15995664), (6, 13329720), (8, 9997290), (9, 8886480), (10, 7997832), (12, 6664860), (15, 5331888), (16, 4998645), (18, 4443240), (20, 3998916), (24, 3332430), (27, 2962160), (30, 2665944), (36, 2221620), (40, 1999458), (45, 1777296), (48, 1666215), (54, 1481080), (60, 1332972), (61, 1311120), (72, 1110810), (80, 999729), (90, 888648), (108, 740540), (120, 666486), (122, 655560), (135, 592432), (144, 555405), (180, 444324), (183, 437040), (216, 370270), (240, 333243), (244, 327780), (270, 296216), (305, 262224), (360, 222162), (366, 218520), (432, 185135), (488, 163890), (540, 148108), (549, 145680), (607, 131760), (610, 131112), (720, 111081), (732, 109260), (915, 87408), (976, 81945), (1080, 74054), (1098, 72840), (1214, 65880), (1220, 65556), (1464, 54630), (1647, 48560), (1821, 43920), (1830, 43704), (2160, 37027), (2196, 36420), (2428, 32940), (2440, 32778), (2745, 29136), (2928, 27315), (3035, 26352), (3294, 24280), (3642, 21960), (3660, 21852), (4392, 18210), (4856, 16470), (4880, 16389), (5463, 14640), (5490, 14568), (6070, 13176), (6588, 12140), (7284, 10980), (7320, 10926), (8235, 9712), (8784, 9105)]